問題詳情

24. Dave ＿＿＿ to teach those students English. They don’tneed to pay him any money.
(A) publishes　
(B) explains　
(C) groups　
(D) volunteers

參考答案

答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)